76920641

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 93680640

約数和(自身を除く): 16759999

約数列:

[1, 7, 31, 49, 79, 217, 553, 641, 1519, 2449, 3871, 4487, 17143, 19871, 31409, 50639, 120001, 139097, 354473, 973679, 1569809, 2481311, 10988663, 76920641]

約数ペア:

[(1, 76920641), (7, 10988663), (31, 2481311), (49, 1569809), (79, 973679), (217, 354473), (553, 139097), (641, 120001), (1519, 50639), (2449, 31409), (3871, 19871), (4487, 17143)]